| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] i [verb] | 13871 |
|
| 2 | why i [verb] | 1535 |
|
| 3 | why [vb base] i | 183 |
|
| 4 | why [vb base] [verb] | 16 |
|
